that's because federal law does not require it for guns sold privately. let's look at what is happening in the markets. 19 minutes into the trading session, declines today, that going to add to the losses friday bloomberg index lower and the backdrop is what is happening or not in washington. get this, new tax established by affordable care act on medical devices from syringes to pacemakers may cause manufacturers to dodge requirements they register with the fda some companies could find ways to avoid listing devices that would be subject to fda approval to avoid the tax. experts say the fda may have to rely on complains from third parties to find out about -- companies that evading the requirements. ellen brightman, new york stock exchange. >>> everybody is hoping the rain holds off, it holds off today, better part of tomorrow, keep our fingers crossed. you can see some of the fog moving about this morning thickest north bay valleys, tiburon, belvedere over to about oakland this morning. clouds gone so is the rain, dry now rotating you can see it up ther